Home / 3,362,310-4,639,987.80-2,155,086

Finding the Fourth Proportional to 3,362,310, 4,639,987.80 and 2,155,086

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Solution

The fourth proportional to 3,362,310, 4,639,987.80 and 2,155,086 is: 2,974,018.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,362,310 : 4,639,987.80 = 2,155,086 : x
  2. Step 2: Convert to fraction form
    3,362,310/4,639,987.80 = 2,155,086/x
  3. Step 3: Cross multiply
    3,362,310x = 4,639,987.80 × 2,155,086
  4. Step 4: Simplify right side
    3,362,310x = 9,999,572,747,950.80
  5. Step 5: Solve for x
    x = 9,999,572,747,950.80/3,362,310
  6. Step 6: Final answer
    x = 2,974,018.68

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.